<?php
defined('BASE') or exit('Access Denied!');

/**
 * Obullo Framework (c) 2009.
 *
 * PHP5 MVC Based Minimalist Software.
 * 
 * @package         obullo       
 * @author          obullo.com
 * @copyright       Ersin Guvenc (c) 2009.
 * @license         public
 * @since           Version 1.0
 * @filesource
 * @license
 */

// ------------------------------------------------------------------------

/**
 * Obullo Inflector Helpers
 *
 * @package     Obullo
 * @subpackage  Helpers
 * @category    Helpers
 * @author      Ersin Guvenc
 * @link        
 */

// ------------------------------------------------------------------------

/**
* Singular
*
* Takes a plural word and makes it singular
*
* @access	public
* @param	string
* @return	str
*/
if( ! function_exists('singular') ) 
{
    function singular($str)
    {
	    $str = strtolower(trim($str));
	    $end = substr($str, -3);

	    if ($end == 'ies')
	    {
		    $str = substr($str, 0, strlen($str)-3).'y';
	    }
	    elseif ($end == 'ses')
	    {
		    $str = substr($str, 0, strlen($str)-2);
	    }
	    else
	    {
		    $end = substr($str, -1);
	    
		    if ($end == 's')
		    {
			    $str = substr($str, 0, strlen($str)-1);
		    }
	    }

	    return $str;
    }
}
// --------------------------------------------------------------------

/**
* Plural
*
* Takes a singular word and makes it plural
*
* @access	public
* @param	string
* @param	bool
* @return	str
*/
if( ! function_exists('plural') ) 
{
    function plural($str, $force = FALSE)
    {
        $str = strtolower(trim($str));
        $end = substr($str, -1);

        if ($end == 'y')
        {
            // Y preceded by vowel => regular plural
            $vowels = array('a', 'e', 'i', 'o', 'u');
            $str = in_array(substr($str, -2, 1), $vowels) ? $str.'s' : substr($str, 0, -1).'ies';
        }
        elseif ($end == 'h')
        {
            if (substr($str, -2) == 'ch' || substr($str, -2) == 'sh')
            {
                $str .= 'es';
            }
            else
            {
                $str .= 's';
            }
        }
        elseif ($end == 's')
        {
            if ($force == TRUE)
            {
                $str .= 'es';
            }
        }
        else
        {
            $str .= 's';
        }

        return $str;
    }
}

// --------------------------------------------------------------------

/**
* Camelize
*
* Takes multiple words separated by spaces or underscores and camelizes them
*
* @access	public
* @param	string
* @return	str
*/
if( ! function_exists('camelize') ) 
{
    function camelize($str)
    {		
	    $str = 'x'.strtolower(trim($str));
	    $str = ucwords(preg_replace('/[\s_]+/', ' ', $str));
	    return substr(str_replace(' ', '', $str), 1);
    }
}
// --------------------------------------------------------------------

/**
* Underscore
*
* Takes multiple words separated by spaces and underscores them
*
* @access	public
* @param	string
* @return	str
*/
if( ! function_exists('underscore') ) 
{
    function underscore($str)
    {
	    return preg_replace('/[\s]+/', '_', strtolower(trim($str)));
    }
}
// --------------------------------------------------------------------

/**
* Humanize
*
* Takes multiple words separated by underscores and changes them to spaces
*
* @access	public
* @param	string
* @return	str
*/
if( ! function_exists('humanize') ) 
{
    function humanize($str)
    {
	    return ucwords(preg_replace('/[_]+/', ' ', strtolower(trim($str))));
    }
}

/* End of file inflector.php */
/* Location: ./base/helpers/inflector.php */